CN210536388U

CN210536388U - Waterproof heat dissipation shell of unmanned aerial vehicle motor

Info

Publication number: CN210536388U
Application number: CN201921652130.8U
Authority: CN
Inventors: 段博士
Original assignee: CITY COLLEGE OF DONGGUAN UNIVERSITY OF TECHNOLOGY
Current assignee: CITY COLLEGE OF DONGGUAN UNIVERSITY OF TECHNOLOGY
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-15
Anticipated expiration: 2029-09-30

Abstract

The utility model provides an unmanned aerial vehicle motor waterproof heat dissipation shell, which comprises an oil seal bearing, an upper cover, a foamed copper aluminum heat sink, a copper shell, heat-conducting silica gel, a permanent magnet, a wire holder, a rotor bearing, a brush and wiring holes, wherein the upper cover is arranged on the upper side of a motor shell main body, the oil seal bearing is arranged on the inner side of the upper cover, the foamed copper aluminum heat sink is arranged on the lower side of the upper cover, the copper shell is arranged on the inner side of the annular side surface of the foamed copper aluminum heat sink, the heat-conducting silica gel is assembled on the inner side of the annular side surface of the copper shell, the permanent magnet is arranged on the inner side of the heat-conducting silica gel, the wire holder is, this design has solved the not good enough problem of original motor seal waterproof machine radiating effect for the unmanned aerial vehicle, the utility model discloses rational in infrastructure is convenient for improve the waterproof radiating effect of unmanned aerial vehicle motor.

Description

Waterproof heat dissipation shell of unmanned aerial vehicle motor

Technical Field

The utility model relates to a waterproof heat dissipation shell of unmanned aerial vehicle motor belongs to unmanned aerial vehicle driving motor technical field.

Background

An unmanned aircraft, abbreviated as "drone", and abbreviated in english as "UAV", is an unmanned aircraft that is operated by a radio remote control device and a self-contained program control device, or is operated autonomously, either completely or intermittently, by an onboard computer.

Because unmanned aerial vehicle operational environment's complexity, the invasion and attack of rainwater or dust can be met often to its motor, if the leakproofness is not good, can make unmanned aerial vehicle ageing with higher speed, and because the motor rotates inside can produce a large amount of heats at a high speed for a long time, if not dispel the heat in time, can make the condition that the short circuit burns out appear in the motor, current unmanned aerial vehicle motor sealing waterproof machine radiating effect is not good enough for the unmanned aerial vehicle, need an unmanned aerial vehicle motor waterproof heat dissipation shell now to solve the above-mentioned problem that appears urgently.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an unmanned aerial vehicle motor waterproof heat dissipation shell to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure is convenient for improve the waterproof radiating effect of unmanned aerial vehicle motor.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a waterproof heat dissipation shell of an unmanned aerial vehicle motor comprises a motor shell main body, a mounting seat and a waterproof heat dissipation mechanism, wherein the mounting seat is assembled on the upper side of the motor shell main body, the waterproof heat dissipation mechanism is arranged in the motor shell main body and comprises an oil seal bearing, an upper cover, a foamed copper aluminum heat dissipation sheet, a copper shell, heat-conducting silica gel, a permanent magnet, a wire holder, a rotor bearing, an electric brush and a wiring hole, the upper cover is installed on the upper side of the motor shell main body, the oil seal bearing is installed on the inner side of the upper cover, the foamed copper aluminum heat dissipation sheet is installed on the lower side of the upper cover, the copper shell is installed on the inner side of the annular side of the foamed copper aluminum heat dissipation sheet, the heat-conducting silica gel is assembled on the inner side of the heat-conducting silica gel, the, the upper side of the rotor bearing is provided with an electric brush, and the front end face of the wire holder is provided with a wire connecting hole.

Further, the foamed copper aluminum radiating fin is a foamed copper aluminum alloy, and the inner side of the annular side face of the foamed copper aluminum radiating fin is welded with the copper shell.

Further, the annular side face of the oil seal bearing is provided with an external thread, the inner side of the upper cover is provided with a threaded hole, and the threaded hole is meshed with the external thread.

Further, both sides all are equipped with sealed cushion about the copper casing, both sides all are equipped with threaded joint about the copper casing, the copper casing upside is connected with the upper cover through threaded joint, the copper casing downside is connected with the wire holder through threaded joint.

Furthermore, the electric brushes are of a semicircular annular structure and are connected with the wiring holes through conducting wires, and the electric brushes are provided with two groups, and the specifications of the two groups of electric brushes are the same.

Furthermore, the permanent magnets are attached to the heat-conducting silica gel, and a plurality of groups of permanent magnets are arranged and have the same specification.

The utility model has the advantages that: the utility model discloses an unmanned aerial vehicle motor waterproof heat dissipation shell, because of the utility model discloses added oil blanket bearing, upper cover, foam copper aluminium fin, copper shell, heat conduction silica gel, permanent magnet, connection terminal, rotor bearing, brush and wiring hole, this design can effectively keep apart and play good heat exchange effect with the external world, has solved the not good enough problem of original unmanned aerial vehicle motor sealing waterproof machine radiating effect, has improved the utility model discloses a waterproof thermal diffusivity.

Because of foam copper aluminium fin is foaminess copper aluminium alloy, foam copper aluminium fin annular side inboard welds with the copper casing mutually, this design can increase heat radiating area through the unique heat radiation structure of foam copper aluminium fin, fast heat dissipation, be equipped with the external screw thread because of oil blanket bearing annular side, the inboard screw hole of seting up of upper cover, and screw hole and external screw thread mesh mutually, this design improves the external rotor in later stage and external isolation effect, both sides all are equipped with sealed cushion about the copper casing because of the copper casing, both sides all are equipped with threaded joint about the copper casing, the copper casing upside is connected with the upper cover through threaded joint, the copper casing downside is connected with the connection terminal through threaded joint, this design is effectively sealed waterproof, the utility model discloses rational in infrastructure, be convenient for improve the waterproof radiating effect of unmanned aerial vehicle motor.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a waterproof heat dissipation housing of an unmanned aerial vehicle motor of the present invention;

fig. 2 is a schematic structural view of a waterproof heat dissipation mechanism in the waterproof heat dissipation housing of the unmanned aerial vehicle motor of the present invention;

fig. 3 is a front sectional view of a waterproof heat dissipation mechanism in the waterproof heat dissipation housing of the unmanned aerial vehicle motor of the present invention;

in the figure: 1-motor shell main body, 2-mounting seat, 3-waterproof heat dissipation mechanism, 31-oil seal bearing, 32-upper cover, 33-foamed copper aluminum heat dissipation sheet, 34-copper shell, 35-heat conduction silica gel, 36-permanent magnet, 37-wire holder, 38-rotor bearing, 39-electric brush and 391-wire hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a waterproof heat dissipation shell of unmanned aerial vehicle motor, includes motor housing main part 1, mount pad 2 and waterproof

heat dissipation mechanism

3, and 1 upside of motor housing main part is equipped with mount pad 2, and motor housing main part 1 is inside to be provided with waterproof heat dissipation mechanism 3.

The waterproof heat dissipation mechanism 3 comprises an oil seal bearing 31, an upper cover 32, a foamed copper aluminum heat sink 33, a copper shell 34, heat-conducting silica gel 35, a permanent magnet 36, a wire holder 37, a rotor bearing 38, an electric brush 39 and a wire connection hole 391, upper cover 32 is installed to 1 upside of motor housing main part, oil blanket bearing 31 is installed to upper cover 32 inboard, foam copper aluminium fin 33 is installed to upper cover 32 downside, copper shell 34 is installed to foam copper aluminium fin 33 annular side inboard, copper shell 34 annular side inboard is equipped with heat conduction silica gel 35, permanent magnet 36 is installed to heat conduction silica gel 35 inboard, wire holder 37 is installed to 1 downside of motor housing main part, rotor bearing 38 is installed to the inside downside of wire holder 37, rotor bearing 38 upside is equipped with brush 39, wiring hole 391 has been seted up to terminal surface before the wire holder 37, the not good enough problem of original motor sealing waterproof machine radiating effect for the unmanned aerial vehicle has been solved in this design.

Foam copper aluminium fin 33 is foaminess copper aluminium alloy, and foam copper aluminium fin 33 ring flank is inboard to weld mutually with copper shell 34, and this design can increase heat radiating area through the unique heat radiation structure of foam copper aluminium fin 33, dispels the heat fast, and oil blanket bearing 31 ring flank is equipped with the external screw thread, and the threaded hole is seted up to upper cover 32 inboard, and screw hole and external screw thread mesh mutually, and this design improves the external rotor in later stage and external isolation effect.

Both sides all are equipped with sealed cushion about copper casing 34, both sides all are equipped with threaded joint about

copper casing

34, 34 upsides of copper casing are connected with upper cover 32 through threaded joint, 34 downside of copper casing is connected with connection terminal 37 through threaded joint, this design is effectively sealed waterproof, brush 39 is semi-circular ring structure, brush 39 is connected with wiring hole 391 through the wire, brush 39 is equipped with two sets ofly, and two sets of brush 39 specifications are the same, this design makes things convenient for external rotor to rotate, permanent magnet 36 laminates mutually with heat conduction silica gel 35, permanent magnet 36 is equipped with the multiunit, and the 36 specifications of multiunit permanent magnet are the same, this design makes things convenient for heat conduction and realizes that the rotor rotates.

As an embodiment of the present invention: the staff opens wire holder 37 along copper casing 34 at first, inject external rotor upside in oil blanket bearing 31, and make the rotor hug closely with oil blanket bearing 31 inner wall, splice wire holder 37 and copper casing 34, make the rotor downside block in rotor bearing 38, brush 39 contacts rotor brush electricity department, make external rotor well fixed, then be connected wiring hole 391 with external power supply, wiring hole 391 transmits the electric energy for brush 39, realize that the rotor rotates according to electromagnetic induction along permanent magnet 36, can know through the analysis, can produce a large amount of heat energy after external rotor rotates at a high speed, transmit for heat conduction silica gel 35 through permanent magnet 36, and then transmit for copper casing 34, at last effectively discharge through foam copper aluminium fin 33 and external air current contact.

The joint of the copper shell 34, the upper cover 32 and the wire holder 37 is provided with a sealing gasket, so that the sealing effect can be achieved, and the upper side of the rotor rotates to ensure that the motor shell body 1 is isolated from the outside completely due to the addition of the oil seal bearing 31, so that the good waterproof and heat dissipation effects are achieved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a waterproof heat dissipation shell of unmanned aerial vehicle motor, includes motor housing main part, mount pad and waterproof heat dissipation mechanism, its characterized in that: the upper side of the motor shell main body is provided with a mounting seat, and a waterproof heat dissipation mechanism is arranged in the motor shell main body;

waterproof heat dissipation mechanism includes oil blanket bearing, upper cover, foam copper aluminium fin, copper casing, heat conduction silica gel, permanent magnet, connection terminal, rotor bearing, brush and wiring hole, the upper cover is installed to motor housing main part upside, the oil blanket bearing is installed to the upper cover inboard, foam copper aluminium fin is installed to the upper cover downside, foam copper aluminium fin annular side inboard is installed the copper casing, copper casing annular side inboard is equipped with heat conduction silica gel, the permanent magnet is installed to heat conduction silica gel inboard, the connection terminal is installed to motor housing main part downside, rotor bearing is installed to the inside downside of connection terminal, the rotor bearing upside is equipped with the brush, the wiring hole has been seted up to the terminal surface before the connection terminal.

2. The waterproof heat dissipation shell of unmanned aerial vehicle motor of claim 1, its characterized in that: the foamed copper-aluminum radiating fin is a foamed copper-aluminum alloy, and the inner side of the annular side face of the foamed copper-aluminum radiating fin is welded with the copper shell.

3. The waterproof heat dissipation shell of unmanned aerial vehicle motor of claim 1, its characterized in that: the oil seal bearing is characterized in that an external thread is arranged on the annular side face of the oil seal bearing, a threaded hole is formed in the inner side of the upper cover, and the threaded hole is meshed with the external thread.

4. The waterproof heat dissipation shell of unmanned aerial vehicle motor of claim 1, its characterized in that: both sides all are equipped with sealed cushion about the copper casing, both sides all are equipped with threaded joint about the copper casing, the copper casing upside is connected with the upper cover through threaded joint, the copper casing downside is connected with the wire holder through threaded joint.

5. The waterproof heat dissipation shell of unmanned aerial vehicle motor of claim 1, its characterized in that: the electric brushes are of a semicircular annular structure and are connected with the wiring holes through wires, and the electric brushes are provided with two groups, and the specifications of the two groups of electric brushes are the same.

6. The waterproof heat dissipation shell of unmanned aerial vehicle motor of claim 1, its characterized in that: the permanent magnets are attached to the heat-conducting silica gel, and are provided with a plurality of groups, and the specifications of the groups of permanent magnets are the same.